Tray for receiving a mouthguard



FIG. 1 is a top view of a tray for receiving a mouthguard, showing my new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a right side view thereof, the left side view being a mirror image;

FIG. 4 is a rear view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a top perspective view thereof; and,

FIG. 7 is a bottom perspective view thereof.

The dash-dot-dash broken lines shown in FIGS. 1-4 and 7 illustrate boundary lines and form no part of the claimed design. The even dashed broken lines shown in the drawings represent portions of the tray for receiving a mouthguard that form no part of the claimed design. 

CLAIM The ornamental design for a tray for receiving a mouthguard, as show and described. 